Earthquake with magnitude of ML 1.9 on date 08-04-2023 and time 16:51:44 (Italy) in region 3 km W Milo (CT)

A magnitude ML 1.9 earthquake occured in region: 3 km W Milo (CT), on

  • 08-04-2023 14:51:44 (UTC)
  • 08-04-2023 16:51:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7210, 15.0830 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Milo CT 3 1087 1087
Zafferana Etnea CT 3 9517 10604
Sant'Alfio CT 6 1582 12186
Santa Venerina CT 6 8592 20778
Giarre CT 9 27659 48437
Riposto CT 11 14838 63275
Mascali CT 11 14282 77557
Trecastagni CT 11 10910 88467
Pedara CT 12 14102 102569
Viagrande CT 12 8563 111132
Nicolosi CT 13 7463 118595
Piedimonte Etneo CT 13 3963 122558
Aci Sant'Antonio CT 13 17984 140542
Aci Bonaccorsi CT 14 3524 144066
Fiumefreddo di Sicilia CT 14 9623 153689
Aci Catena CT 14 29851 183540
Acireale CT 14 52622 236162
Linguaglossa CT 15 5403 241565
San Giovanni la Punta CT 16 23060 264625
Ragalna CT 16 3924 268549
Tremestieri Etneo CT 16 20589 289138
Valverde CT 16 7840 296978
Mascalucia CT 17 31958 328936
Belpasso CT 17 28108 357044
San Pietro Clarenza CT 17 7743 364787
Calatabiano CT 17 5308 370095
San Gregorio di Catania CT 17 11966 382061
Gravina di Catania CT 18 25838 407899
Sant'Agata li Battiati CT 18 9479 417378
Camporotondo Etneo CT 18 5023 422401
Castiglione di Sicilia CT 19 3215 425616
Aci Castello CT 19 18723 444339
Gaggi ME 20 3184 447523

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Acireale (52622 inhabitants)
24 Km N of Catania (314555 inhabitants)
66 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km SW of Messina (238439 inhabitants)
76 Km N of Siracusa (122291 inhabitants)
93 Km E of Caltanissetta (63360 inhabitants)
94 Km NE of Ragusa (73313 inhabitants)
98 Km NE of Vittoria (63339 inhabitants)
100 Km N of Modica (54633 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.9 2023-04-08
14:51:44
37.7207 15.0827 9 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124661661
Reviewed
Rev200
ML 1.5 2023-04-08
14:51:44
37.726 15.062 6 2024-01-15
15:21:18
Sala Operativa INGV_OE (Catania) 116178051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-08 14:51:44 ± 0.22
Latitude 37.7207 ± 0.0063
Longitude 15.0827 ± 0.0080
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124661661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 721
Semi-minor axis of confidence ellipse (meter) 175
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 329
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.20594
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 124661661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-15 14:51:06

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 116178051
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-04-08 14:59:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EMNR.HHZ. 2023-04-08T14:51:51.20 0.6 undecidable manual S 335 11.7771 128 1.12 35
IV.EPZF.HHZ. 2023-04-08T14:51:50.41 0.3 undecidable manual P 300 22.8549 112 0.59 65
IV.EPIT.HHZ. 2023-04-08T14:51:50.44 0.6 undecidable manual S 347 10.2786 132 0.75 41
IV.EPMN.HHN. 2023-04-08T14:51:50.59 0.6 undecidable manual S 37 13.875 124 -0.07 50
IV.ESAL.HHZ. 2023-04-08T14:51:49.05 0.6 undecidable manual S 50 5.994 147 0.34 48
IV.EMFS.HHZ. 2023-04-08T14:51:49.09 0.6 undecidable manual S 269 7.4814 141 0.08 50
IV.ESLN.HHZ. 2023-04-08T14:51:49.62 0.6 undecidable manual S 252 9.9789 133 0.01 51
IV.EVRN.HHZ. 2023-04-08T14:51:49.35 0.6 undecidable manual S 127 5.7942 148 0.67 43
IV.EMCN.HHN. 2023-04-08T14:51:49.12 0.6 undecidable manual S 331 8.9799 136 -0.23 49
IV.EMSG.HHZ. 2023-04-08T14:51:48.81 0.3 undecidable manual P 314 16.0728 120 0.21 72
IV.ESPC.HHN. 2023-04-08T14:51:48.56 0.6 undecidable manual S 237 5.7942 148 -0.12 50
IV.ECTS.HHZ. 2023-04-08T14:51:48.60 0.3 undecidable manual P 11 18.1707 117 -0.37 70
IV.EFIU.HNN. 2023-04-08T14:51:48.26 0.3 undecidable manual P 56 13.5753 125 0.09 74
IV.EPOZ.HHZ. 2023-04-08T14:51:48.40 0.3 undecidable manual P 120 10.7781 131 0.68 64
IV.ECBD.HHN. 2023-04-08T14:51:48.72 0.6 undecidable manual S 3 6.5934 145 -0.12 50
IV.EVRN.HHZ. 2023-04-08T14:51:47.22 0.1 positive manual P 127 5.7942 148 0.15 99
IV.EMCN.HHN. 2023-04-08T14:51:47.25 0.1 undecidable manual P 331 8.9799 136 -0.21 98
IV.EPIT.HHZ. 2023-04-08T14:51:47.75 0.1 positive manual P 347 10.2786 132 0.09 100
IV.EPMN.HHN. 2023-04-08T14:51:47.93 0.1 undecidable manual P 37 13.875 124 -0.28 95
IV.EMFS.HHZ. 2023-04-08T14:51:47.14 0.1 negative manual P 269 7.4814 141 -0.12 100
IV.ESLN.HHZ. 2023-04-08T14:51:47.47 0.1 undecidable manual P 252 9.9789 133 -0.14 99
IV.EMFO.HHE. 2023-04-08T14:51:47.66 0.6 undecidable manual S 22 1.7982 169 -0.5 46
IV.EMNR.HHZ. 2023-04-08T14:51:47.94 0.1 undecidable manual P 335 11.7771 128 0.06 100
IV.ECBD.HHN. 2023-04-08T14:51:46.86 0.1 undecidable manual P 3 6.5934 145 -0.3 96
IV.EMFO.HHE. 2023-04-08T14:51:46.39 0.1 undecidable manual P 22 1.7982 169 -0.38 95
IV.ESAL.HHZ. 2023-04-08T14:51:46.89 0.1 negative manual P 50 5.994 147 -0.19 98
IV.ESPC.HHN. 2023-04-08T14:51:46.87 0.1 undecidable manual P 237 5.7942 148 -0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPOZ.HNN. ML:1.9 0.00104763755 0.4992 AML other m 2023-04-08T14:51:53.72
IV.EPOZ.HHN. ML:1.8 0.0008282051500000001 0.3648 AML other m 2023-04-08T14:51:53.71
IV.EPOZ.HHE. ML:1.6 0.00057689595 0.3008 AML other m 2023-04-08T14:51:53.82
IV.EPOZ.HNE. ML:1.7 0.0006285 1.62 AML other m 2023-04-08T14:51:55.88
IV.ESAL.HHE. ML:1.8 0.0009687969999999999 0.32 AML other m 2023-04-08T14:51:52.39
IV.ESAL.HHN. ML:1.7 0.0008960983499999999 0.1792 AML other m 2023-04-08T14:51:50.53
IV.EMFS.HHN. ML:2.0 0.00160970115 0.1984 AML other m 2023-04-08T14:51:49.23
IV.EMFS.HHE. ML:1.9 0.0012146464 0.5056 AML other m 2023-04-08T14:51:52.77
IV.EVRN.HHE. ML:2.2 0.002614494 0.2432 AML other m 2023-04-08T14:51:50.67
IV.EVRN.HHN. ML:2.3 0.003349748 0.1344 AML other m 2023-04-08T14:51:49.68
IV.EVRN.HNN. ML:2.3 0.003608577 0.1472 AML other m 2023-04-08T14:51:49.69
IV.EVRN.HNE. ML:2.1 0.0020694759999999998 0.1536 AML other m 2023-04-08T14:51:50.75
IV.EPIT.HHN. ML:2.0 0.00119076695 0.2624 AML other m 2023-04-08T14:51:54.10
IV.EMSG.HHE. ML:1.8 0.0005985414 0.5184 AML other m 2023-04-08T14:51:55.99
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download